25 lines
659 B
Python
25 lines
659 B
Python
from django.db import models
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class CommonInfo(models.Model):
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name = models.CharField(max_length=100)
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active = models.BooleanField(default=True)
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def __unicode__(self):
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return self.name
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class Meta:
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abstract = True
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class Category(CommonInfo):
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parent = models.ForeignKey('self', blank=True, null=True,
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on_delete=models.SET_NULL,
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related_name='children')
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class Sample(CommonInfo):
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model_filename = models.CharField(max_length=1000)
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parent = models.ForeignKey(Category, blank=True, null=True,
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on_delete=models.SET_NULL)
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